Ketoprofen EP Impurity B (CAS 22071-22-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H12O3. Molecular weight: 240.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
Molecular Formula
C15H12O3
Molecular Weight
240.25 g/mol
Appearance
Pale yellow to yellow crystalline powder
Purity
>95%
Storage
Store at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)
Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light